8H4H

The apo structure of Aspergillomarasmine A synthetase

• PDB DOI: https://doi.org/10.2210/pdb8H4H/pdb

• Classification: BIOSYNTHETIC PROTEIN
• Organism(s): Pyrenophora teres f. teres 0-1
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-10-10 Released: 2023-10-18 
• Deposition Author(s): Lu, M., Zhang, J., Wang, Z., Han, L.
• Funding Organization(s): National Natural Science Foundation of China (NSFC), National Science Foundation (NSF, China)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.260 
• R-Value Work: 0.240 
• R-Value Observed: 0.240 

Literature

The apo structure of Aspergillomarasmine A synthetase at 2.3 Angstroms resolution

Lu, M., Zhang, J., Wang, Z., Han, L.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 117.83 kDa 
• Atom Count: 7,466 
• Modelled Residue Count: 959 
• Deposited Residue Count: 1,062 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Rhodanese domain-containing protein	A [auth N], B [auth A]	531	Pyrenophora teres f. teres 0-1	Mutation(s): 0  Gene Names: PTT_12124
UniProt
Find proteins for E3RT21 (Pyrenophora teres f. teres (strain 0-1)) Explore E3RT21  Go to UniProtKB:  E3RT21

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PLP (Subject of Investigation/LOI)	C [auth N], D [auth A]	PYRIDOXAL-5'-PHOSPHATE C8 H10 N O6 P NGVDGCNFYWLIFO-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.260 
• R-Value Work: 0.240 
• R-Value Observed: 0.240 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.89	α = 90
b = 264.099	β = 90
c = 163.368	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-10-18 
Deposition Author(s): Lu, M., Zhang, J., Wang, Z., Han, L.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	82003627
National Science Foundation (NSF, China)	China	BK20200565

Revision History  

• Version 1.0: 2023-10-18
  Type: Initial release